CVE-2020-12430
6.5
MEDIUM
CVSS 3.1
EPSS 0.72%
Description
An issue was discovered in qemuDomainGetStatsIOThread in qemu/qemu_driver.c in libvirt 4.10.0 though 6.x before 6.1.0. A memory leak was found in the virDomainListGetStats libvirt API that is responsible for retrieving domain statistics when managing QEMU guests. This flaw allows unprivileged users with a read-only connection to cause a memory leak in the domstats command, resulting in a potential denial of service.
How to fix CVE-2020-12430
To remediate CVE-2020-12430, upgrade the affected package to a fixed version below.
- —upgrade to 5.5.0-r1 or later
- —upgrade to 6.4.0-2 or later
Is CVE-2020-12430 being exploited?
Low — EPSS is 0.7%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 5.5.0-r1
- from 0, < 6.4.0-2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |